Heart Valve disease

According to the American Heart Association, approximately 5 million Americans are diagnosed with valvular heart disease each year. Heart valve disease occurs when your heart's valves do not work the way they should. Your heart valves open and close each of your four heart chambers to maintain a one-way blood flow through your heart and that prevent backward leakage. The four heart valves are aortic, mitral, pulmonary and tricuspid. Conditions that can affect the four valves include: